1. Basic parameters of three-speaker speaker
Speaker type: Bluetooth speaker;
Bluetooth version: V5.0+BR+EDR+BLE;
Resolution: ≥ 35dB;
Frequency response range: 30HZ-15KHZ;
Number of speakers: 3W * 1+2W * 2;
Horn size: 3 inches * 2 inches * 2;
Horn power: 3W * 1+2W * 2;
Voltage: USB/DC5V;
Current: 600mA;
Channel: 2.1 channels;
Bluetooth transmission distance: barrier-free 10m;
Line length: 1.2 m;
Support protocol: A2DP 1.0/AVRCP 1.5/AVDTP 1.0/AVCTP 1.4/HFP 1.5/GAVDP 1.0;
Buttons: multi-function volume adjusting knob, tweeter adjusting knob, bass adjusting knob;
LED indicator: main engine decorative blue light * 1, auxiliary engine decorative blue light * 2;
Speaker weight: 720g;
Speaker size (large): 96 * 116 * 128mm;
Speaker size (small): 60 * 60 * 70mm;

2. Basic parameters of double-speaker speaker:

Speaker type: computer speaker;
Resolution: ≥ 35dB;
Frequency response range: 30HZ-15KHZ;
Number of speakers: 2;
Horn size: 2 inches * 2;
Horn power: 3W * 2;
Voltage: USB/DC5V;
Current: 600mA;
Channel: 2.1 channels;
Bluetooth transmission distance: barrier-free 10m;
Line length: 1.25 m;
Key: dial rotation volume+/-;
LED indicator: packaging instructions with two decorative lights;