| Place of Origin: | China (Mainland) |
|---|---|
| Brand Name: | CFECH |
| Model Number: | CF-BL19 |
| cheap blluetooth speaker: | Bluetooth mini speaker |
| usb bluetooth speaker: | Mini Bluetooth speaker |
Quick Details
Specifications
2013 Bluetooth Mini Speaker/Bluetooth Vibration Mini Speaker/Mini Bluetooth Speaker
Best Outdoor Wireless Bluetooth speaker with USB and battery power supply:
| Frequency: 160Hz-20KHz | Metallic Design |
| Output Power: 2.0W | Portable Design |
| Noise Ratio: ≥ 90 db | Wireless bluetooth audio transmission |
| Charging Voltage: 5V | Many classic colors for choice |
| Working Voltage: 3.7V | LINE connection |
| Speaker: 4Ω 3W | Hands-free |
| Total Harmonic Distortion(THD): ≤ 0.1% 1KHz/1.8W | Support TF card and MP3 play |
| Size: φ 74mm*H45.5mm | With FM function |
| Bluetooth Distance: 10M |
Products details of Best Outdoor Wireless Bluetooth speaker with USB and battery power supply:
1. Power supplier: lithium battery: 3.7-4 . 2 V DC: 5V , 600MA Li-ion battery
2. Work current: < 30mA (Bluetooth module)
3. Work current: < 400mA (power amplifier, Bluetooth )
4. Standby current: < 3mA
5. Frequency range : 2.401-2 . 480 GHz (2.4GHz ISM Segment)
6. The receiver sensitivity: < -90dBm, BER < 0.1%*SNR: 95dB
7. Distortion: < 0.2%
8. Frequency Response: 20HZ-20kHZ
Feature of Best Outdoor Wireless Bluetooth speaker with USB and battery power supply:
1. Scope: < 10 meters of wireless communication (consistent with the Bluetooth protocol specifications CLASS 2)
2. Transmit power: Class2 less than 4dbm, low radiation.
3. Spread spectrum: Frequency Hopping Spread Spectrum
4. Bluetooth version: compatible with V2.1, V2.0, V1.1 and V1.2 standard.
5. Bluetooth protocol support: A2DP, AVRCP.