Mission 778S Wireless Music Streamer – Silver
✓ Authorised UK Dealer
✓ UK Delivery Only
The Mission 778S wireless music streamer brings high‑resolution audio streaming to your Hi‑Fi system with seamless Bluetooth, Wi‑Fi, AirPlay 2, and network playback. Designed for modern listening, it connects effortlessly to your speakers or amplifier and delivers rich, detailed sound from your favourite streaming services and digital sources.




Stream Your Music with Clarity and Ease
The Mission 778S makes it simple to enjoy your favourite tracks from any device. With support for Bluetooth, Wi‑Fi, AirPlay 2, and major streaming platforms, you can access high‑resolution audio wirelessly — all with stable performance and pristine sound quality that enhances your listening experience.
Versatile Connectivity for Modern Setups
Built to integrate seamlessly into today’s audio systems, the 778S features flexible network connectivity and intuitive control. Whether you’re streaming from a smartphone, tablet, or network drive, it brings effortless access to your music library and favourite apps without sacrificing fidelity.




Stylish Design Meets Everyday Functionality
With its sleek, compact chassis and minimalist aesthetics, the Mission 778S fits beautifully into modern living spaces. Designed for both form and function, it delivers premium audio while complementing your home audio setup — proving that great sound can be both simple and stylish.
| Features | Product Type: Network Player Design & Core Technology: ESS Sabre ES9038Q2M 32-bit DAC, RK3399 ARM Cortex-A72 @ 2.0GHz and Cortex-A53 @ 1.5GHz processor, iOS/Android Mission 778S app control, Silent Angel streaming technology with IEEE 802.11 a/b/g/n/ac (2.4/5GHz), native support for Spotify Connect, TIDAL Connect, Qobuz Connect, TuneIn Internet Radio, Roon Ready and AirPlay 2, network playback via SMB/CIFS, USB storage support (single-partition FAT32/exFAT), 2.23-inch high-contrast OLED display Inputs: 1 x PC USB (USB Type-C), 1 x Ethernet 10/100/1000Base-T, 1 x USB-A (MCU update), 2 x USB-A (USB storage) Outputs: 1 x RCA analogue (pair), 1 x balanced XLR analogue (pair), 1 x optical digital, 1 x coaxial digital, 2 x USB-A (USB audio out), 1 x headphone Supported Audio Formats: DSD lossless (DSF, DIFF, DoP), PCM lossless (FLAC, ALAC, WAV, AIFF, APE), compressed audio (MP3, WMA, AAC, OGG) Sampling Frequency: PCM 44.1kHz–768kHz (705.6kHz/768kHz fixed-point via app streaming), DSD64, DSD128, DSD256 (DoP), DSD512 (PC USB) Digital Output Level: 500 ±50mVpp Digital Output Impedance: 75 ohms Digital Frequency Response: -0.01dB (20Hz–20kHz, ref. 1kHz) Digital Outputs: Coaxial, Optical and USB Audio Out Variable Output Voltage: 0–2.05Vrms (RCA), 0–4.1Vrms (XLR) DAC Chipset: ESS Sabre ES9038Q2M DAC Frequency Response: ±0.5dB (20Hz–20kHz, ref. 1kHz) Total Harmonic Distortion: <0.001% (1kHz @ 2.05Vrms) Max DAC Sampling Frequency: 768kHz / 32-bit Signal-to-Noise Ratio: >116dB (RCA, A-weighted), >120dB (XLR, A-weighted) Analogue Output Impedance: 120 ohms (RCA), 56 ohms (XLR) Headphone THD: <0.01% (1kHz, 50mW) Headphone Output Impedance: 2.35 ohms Headphone Load Impedance: 20–600 ohms Standby Power Consumption: <0.5W Dimensions (W x H x D): 236 x 98 x 357 mm Carton Dimensions: 396 x 190 x 445 mm Net Weight: 5.3 kg Gross Weight: 6.7 kg Finish: Black or Silver Power Requirements: 220–240V ~ 50/60Hz or 100–120V ~ 50/60Hz (region dependent) Standard Accessories: Power cord, remote control, user manual |
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How will you send my item?
We ship to addresses within the UK using Royal Mail and DPD couriers.
How much does delivery cost?
Standard 2-3 working day delivery is FREE on all orders to mainland UK. Next working day courier service is available on all orders for a small fee of £4.99. On some items this is provided for FREE.
For orders to UK Non-mainland and International destinations, there will be an additional charge at checkout. Please see below for more information.
How long does delivery take?
Depending on the delivery service you choose, delivery usually takes between 1-3 working days to mainland UK from the moment we despatch your order. Orders to UK non-mainland and international destinations can take longer.
When will you despatch my order?
Orders placed before 3pm are processed and despatched the same day (excluding bank holidays and weekends). Orders placed on weekends will be processed and despatched the following working day.
*Please note that international orders may require extra checks before we are able to despatch your order so timescales may vary.
Can I track my delivery?
Yes - Order tracking is offered as standard on all items, whether they are shipped via DPD or Royal Mail. You will receive your tracking information via email once we have despatched your order.
UK Non-mainland and International destinations.
Due to the UK leaving the EU, some of our delivery partners have changed the way we ship to international and offshore destinations. This means that for the time being we are unable to ship items to these locations.
We are still accepting orders to these destinations however delivery times and prices are not final. We will confirm via email once we know more from our delivery partner.
Shipping for all items to UK Non-Mainland and International destinations will incur a charge at checkout. This charge is not final and we may need to charge for additional postage if required.
Shipping to international destinations may require further security checks and I.D. may need to be provided by the cardholder. We reserve the right to cancel any orders where you are do not pass our security checks or do not pay for appropriate postage.
Please note that we are unable to ship some items outside the UK. To avoid any disapointment please contact us before making your order.
What do you class as UK Non-mainland?
Rep. Ireland, N. Ireland, Channel Islands, Jersey, Guernsey, Isle of Wight, Isle of Man and Scottish Highlands. If you are unsure whether your address is classed as UK Non-mainland please feel free to contact us and an advisor will be happy to help.
For any further enquiries with regards to your delivery please contact us on 020 8813 7666 and one of our adviser's will be happy to help.
If you're not happy with your item or you've changed your mind.
Even though we're sure you'll be happy with your purchase, it's important that you are aware of how we deal with returns in the event that you need to send something back.
We understand how inconvenient it can be when you buy a product and aren't 100% satisfied with it. For this reason we have designed our returns policy to prevent any further inconvenience to you in these instances.
Under 30 days
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You can return your goods for a full refund or exchange as long as you inform us of your intention to return the goods within 30 days of receipt, starting from the day after you receive your goods (Exclusions apply, see below.)
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All return costs are down to the buyer and it is recommended that you return your items using a trackable method with appropriate insurance (if required).
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Once we have confirmed your return, please ensure that you return the item within 14 days.
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If a returns number is provided then please ensure that the parcel has this clearly marked.
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Items need to be returned in "as new" condition in their original packaging. We don't mind if you open the product to check it, however any used or damaged products will be subject to a 25% handling fee so please take care when opening your items.
After 30 days
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We will not offer a refund after 30 days of you receiving your delivery unless your product is faulty.

Christmas Returns Policy
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Any product purchased between 15/12/25 and 24/12/25 will qualify for our extended returns policy.
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If your purchase is made within this time you have until 01/01/2026 to inform us of your intention to return your items.
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All orders placed within this time which are outside of the standard 30 day policy can only be returned for a credit. All credits need to be used within 90 days of issue.
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Please ensure you inform our Customer Service team in writing or via email ([email protected]).
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Any items being returned need be in brand new, unopened and unused condition.
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All products must be returned to us within 14 calendar days after our Customer Service team have authorised a return.
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Any promotional items received FREE at the time of purchase must also be returned, unused and unopened, otherwise the value of the promotional item will be deducted from the credit.
Please note: Our normal returns policy still applies on all orders if you are within the 30 day returns period.

Exclusions from our returns policy
As we're sure you'll understand, there are some products that we can't offer returns on due to their nature. These include:
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Special order items and cables cut from a reel (priced per metre). These items will be clearly identifiable.
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In-Ear headphones due to health and hygiene reasons.
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Products that include software which require activation.
Please note that these exclusions do not apply to items that become faulty.
If your product becomes faulty
We endeavour to get your items to you in fully working order, however in the event that your items do become faulty, please read below on what you should do next.
In a lot of cases with some products, faults can be fixed by performing some basic troubleshooting, so to prevent any further inconvenience to you we advise that you contact our Customer Service team who can guide you through some basic troubleshooting before sending items back.
Under 30 days
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If your items become faulty within 30 days of delivery you are entitled to a full refund or exchange. Please contact our customer service centre who will provide necessary returns details.
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Please send the items back with a cover note including a description of the fault and your original order number.
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Once we have fully tested the item and confirmed the fault, we will process the refund or exchange including cost of carriage back to us (within reason).
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If during our testing we cannot find a fault, no refund will be given and you will be charged for delivery of the item back to you.
After 30 days
- After 30 days you will still be able to get your faulty items repaired or replaced within the manufacturers warranty and we will be happy to assist you with this. Please contact our customer service team to find out the best way to get your items repaired or replaced. Please be aware that after 30 days we will not cover you for any carriage costs.
