User manual for the Marshall Stockwell portable stereo speaker covering safety, setup, Bluetooth, battery, specs and troubleshooting.
This manual provides safety instructions, compliance information and packaging details for the Marshall Stockwell portable stereo speaker. It explains how to install the device, replace the power‑adapter plug, charge the built‑in battery and protect the unit from moisture and heat.
The guide also covers operation steps such as powering on/off, Bluetooth pairing, cable audio connection, tone adjustment, hands‑free phone mode, and includes technical specifications and a troubleshooting section for common issues. This manual is written in Chinese.
| Playback time (medium volume) | 25 hours |
|---|---|
| Power amplifier | 2 × 10 W (Class D) |
| Frequency range | 50 Hz – 20 kHz |
| Maximum SPL | 90 dB SPL @ 1 m |
| Battery type | 3 × 3.7 V Li‑ion, 2200 mAh |
| Weight | 1.20 kg |
| Dimensions | 260 × 140 × 41 mm |
| Bluetooth version | Standard V4.0 + EDR |
| Audio input | 3.5 mm stereo jack |
| Power adapter | 15 V / 1.8 A |
| Maximum peak power consumption | 60 W |
The built‑in battery provides up to 25 hours of playback at medium volume.
Connect the supplied 15 V power adapter; charging takes about 3 hours.
Press the PAIR button; the speaker will search for devices for 3 minutes. If a PIN is requested, use 0000.
Move the speaker closer (within 10 m), remove obstacles, and ensure Bluetooth is enabled on your device.