# Mission 778X Amplifier + Mission LX-6 Floorstanding Speakers

The Mission 778X blends vintage aesthetics with modern audio performance, delivering 65W of powerful, refined sound in a compact, retro-inspired design. Ideal for both vinyl lovers and digital streamers, it features Bluetooth, RCA line, coaxial, and digital inputs. Its integrated phono stage is optimized for MM cartridges, providing precise sound without the need for an external pre-amp.

Featuring a 3-way design, the pair of LX-6 MKII 6.5" Floorstanding Speakers boasts two 6.5" bass drivers, a 5" midrange driver, and a 1" softdome treble unit. As a part of the renowned Mission loudspeaker line, the LX MKII Series upholds the esteemed reputation of the award-winning QX Series and flagship ZX Series.

**Mission 778X 65W Integrated Amplifier with Phono & Bluetooth**

The Mission 778X is phono-ready with a JFET-based phono stage that provides precise RIAA equalisation, optimized for MM cartridges, so no extra pre-amp is needed. It features RCA line, digital, and coax connections, alongside a Bluetooth receiver with aptX/AAC for CD-level audio streaming from smart devices, offering both convenience and high-quality sound.

This amplifier is equipped with a high-performance ESS ES9018K2M Reference chip, utilizing ESS Technology’s 32-bit HyperStream architecture and Time Domain Jitter Eliminator. This allows for ultra-low noise digital audio file compatibility, with sampling rates up to 384kHz (PCM) and DSD256.

The headphone stage matches the performance of standalone headphone amplifiers, delivering dynamic, detailed sound thanks to its high slew rate design. All around, the 778X provides engaging and refined performance, catering to modern music enthusiasts while honoring Mission’s rich heritage.

[View All Product Details](/products/mission-778x-integrated-amplifier "Mission 778X 65W Integrated Amplifier with Phono & Bluetooth")

**Mission LX-6 MKII 6.5" Floorstanding Speakers (Pair)**

The LX-6 MKII 6.5" Floorstanding Speakers (Pair) feature a 3-way design with two 6.5" bass drivers, a 5" midrange driver, and a 1" softdome treble unit.

Part of the highly acclaimed Mission loudspeaker line, the LX MKII Series carries on the legacy of the award-winning QX Series and flagship ZX Series.

These speakers also feature Mission's signature 'Inverted Driver Geometry' design which optimizes the path length between drivers for improved transient attack and exceptional detail.

Lead acoustic designer Peter Comeau has spent countless hours perfecting the LX MKII, incorporating cutting-edge technologies from the ZX series.

Upgrades to the renowned Mission DiaDrive bass unit provide superior control over low-frequency sounds, while a redesigned high-frequency performance and cabinet bracing system further elevate the speaker's performance beyond its price point.

[View All Product Details](/products/mission-lx6-floorstanding-speakers-pair "Mission LX-6 MKII 6.5\" Floorstanding Speakers (Pair)")

###### What You Get

**AMPLIFIER**

-   1 x Mission 778X Integrated Amplifier
-   1 x Power Cable
-   1 x Remote Control
-   1 x Antenna
-   1 x User Manual

**SPEAKERS**

-   1 x LX-6 MK11 Floorstanding Loudspeaker
-   1 x User Manual

###### Specifications

AMPLIFIER

-   **Model:** 778X
-   **General Description:** Digital-to-Analogue Converter, Stereo Amplifier
-   **Integrated Amplifier:** (45 watts @8 ohms, 65 watts @4 ohms)
-   **Reference Chip:** ESS Sabre32 ES9018K2M Reference Chip
-   **Ultra-low Noise:** Digital Audio File Compability (384kHz PCM, DSD256)
-   **Bluetooth:** 5.0 (aptX / AAC) Support
-   **Phono Stage:** Dedicated High-performance, Low-noise MM Phono Stage
-   **Headphone AMP:** With High-speed Output Signal Transition
-   **Large Tractile Controls:** With LED Level Indicators
-   **Inputs:** 1 x Coaxial, 2 x Toslink Optical, 1 x PC USB, 1 x Bluetooth (aptX/AAC), 2 x AUX,1 x RCA (Phono MM)
-   **Outputs:** 1 x Coaxial, 1 x Toslink Optical, 1 x RCA (PRE Out)
-   **Sampling Frequency:** Optical / Coaxial: 44.1kHz-192kHz; PC USB: 44.1kHz-384kHz(PCM) / DSD64, DSD128, DSD256
-   **Preamplifier Section:** Gain (max.) +0dB (Line), +47dB (Phono MM)
-   **Input Impedance:** 10K (AUX); 47K//100pF (Phono MM)
-   **Frequency Response (ref. 1kHz):** 20Hz-20kHz (±0.1dB)
-   **PRE Output Level:** 2.1Vrms (max.)
-   **PRE Output SNR:** >110dB (A-weighted)
-   **DAC -D to A Converter:** ESS Sabre32 ES9018K2M
-   **Resolution:** 32-bit
-   **Max. Sampling Frequency:** Optical/Coaxial: 192kHz; / USB: PCM 384kHz / 11.2896MHz (DSD256)
-   **Total Harmonic Distortion (THD):** <0.001% (1KHz @ 0dBFS)
-   **Output level (0dBFS, 1KHz):** 2.1Vrms
-   Power Amplifier Section -Gain/+31dB
-   **Rated Power Output:** 2x45W(@8ohms); 2 x 65W (@ 4 ohms)
-   **Frequency Response (ref. 1kHz):** 20Hz-20KHz (± 0.5dB)
-   **Total Harmonic Distortion (THD):** <0.005% (30W / 8 ohms)
-   **Standby Power Consumption:** <0.5W
-   **Headphone Amplifier-Output Impedance:** 4.7 ohms
-   **Load impedance:** 20-600 ohms
-   **Dimensions (mm) (W x H x D):** 236x98x380.6
-   **Net Weight:** 6.3kg
-   **Finish:** Black / Silver

SPEAKERS

-   **General Description:** 3-way floorstanding speaker
-   **Enclosure Type:** Bass reflex
-   **Bass Driver:** 6.5"(165mm) composite fibre x2
-   **Midrange Driver:** 5"(130mm) composite fibre
-   **Treble Driver:** 25mm microfibre dome
-   **AV Shield:** No
-   **Sensitivity (2.83V @ 1m):** 91dB
-   **Recommended Amplifier Power:** 30-200W
-   **Peak SPL:** 107dB
-   **Nominal Impedance:** 8Ω compatible
-   **Minimum Impedance:** 3.0Ω
-   **Frequency Response (+/-3dB):** 35Hz ~ 20kHz
-   **Bass Extension (-6dB):** 30Hz
-   **Crossover Frequency:** 400Hz, 3.3kHz
-   **Cabinet Volume:** 3.2L / 72.5L
-   **Dimensions:** Height(on plinth): 1020mm (1000+20mm) /Width: 226mm /Depth(with terminals): 333mm (325+8mm)
-   **Carton Size:** 445 x 340 x 1115mm
-   **Net Weight:** 21.9kg per speaker
-   **Gross Weight:** 24.7kg per carton
-   **Finish Options:** Walnut Pearl / Lux White / Lux Black
-   **Warranty:** 1 Year

## Details

- **Price:** 949.0 GBP
- **Vendor:** Mission
- **Type:** HiFi Systems
- **Tags:** Available To Order, Bundle, Free HiFi Wiring Kit

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Black / Walnut Pearl | 949.00 GBP | In stock |
| Black / Lux Black | 949.00 GBP | In stock |
| Black / Lux White | 949.00 GBP | In stock |
| Silver / Walnut Pearl | 949.00 GBP | In stock |
| Silver / Lux Black | 949.00 GBP | In stock |
| Silver / Lux White | 949.00 GBP | In stock |

## Images

- Mission 778X Amplifier + Mission LX-6 Floorstanding Speakers - K&B Audio
- Mission 778X Amplifier + Mission LX-6 Floorstanding Speakers - K&B Audio
- Mission 778X Amplifier + Mission LX-6 Floorstanding Speakers - K&B Audio
- Mission 778X Amplifier + Mission LX-6 Floorstanding Speakers - K&B Audio
- Mission 778X Amplifier + Mission LX-6 Floorstanding Speakers - K&B Audio
- Mission 778X Amplifier + Mission LX-6 Floorstanding Speakers - K&B Audio
- Mission 778X Amplifier + Mission LX-6 Floorstanding Speakers - K&B Audio
- Mission 778X Amplifier + Mission LX-6 Floorstanding Speakers - K&B Audio
- Mission 778X Amplifier + Mission LX-6 Floorstanding Speakers - K&B Audio
- Mission 778X Amplifier + Mission LX-6 Floorstanding Speakers - K&B Audio

---

> Source: [K&B Audio](https://www.kbaudio.co.uk/products/mission-778x-amplifier-mission-lx6-floorstanding-speakers)
> Updated: 2026-06-06