Material: ABS engineering plastics + silica gel
Built-in battery: 3.7V-4.2V 400mAh
Charging current: 5V0.8A (max) about 1.5 hours full
Charging mode: Micro-USB interface 5V1A
Output power: ≤ 2W
Duration: More than 6 hours
Bluetooth version: 5
Transmission distance: > 50m
Volume regulation mode: external potentiometer/mobile phone (both can synchronously adjust volume)
Frequency response range: 80Hz-20KHz
Horn specifications: 4 & Omega; 3W
: & le; 10m & sup2;
Product size: 71*54*68mm
Functions: Press the button long, turn on the speaker power supply, the blue light flickers, enter the matching mode, the Bluetooth function of the mobile phone is turned on, find J09 matching to success, the blue light is always on.
1. Bluetooth Playback Function: Operate related functions on mobile phones. The keys on the speaker have suspension and playback functions.
2. Interchange telephone function: two-way voice communication.
The volume of output can be manually adjusted by rotating the fuselage knob (increased clockwise and decreased counterclockwise), or the volume of syllable can be directly increased in devices such as mobile phones.