No external power supply, plug and play
Model: CSR4.0
Interface: usb
Transmission rate: 3 (Mbps)
Effective working radius: 30 (m)
Bluetooth standard: 4.0
Working frequency: 50 (MHz)
Product size: 26*15*7(mm)
Additional information
| Weight | 0.03 kg |
|---|---|
| Dimensions | 250 × 310 × 40 cm |
| default | default |
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