Bluetooth Watch with Bluetooth Speaker and Handsfree, AlarmNew

Bluetooth Watch with Bluetooth Speaker and Handsfree, AlarmNew

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Basic Info

Payment Type:	T/T

Product Description

Use of short-range wireless communications technology designed for Bluetooth handsfree speaker, any two between devices with Bluetooth capabilities, such as mobile phones, personal computers, tablet PCs, always to connect wirelessly communicate

Bluetooth technology based on global standard design, can play music wirelessly or card, clear sound

Bluetooth specifications:

Bluetooth: v3.0+EDR
Modulation mode: GFSK, 1Mbps, 0.5BT Gaussian
Battery voltage VDD: 3.3V supply
Supported Bluetooth protocol: OPP, OBEX, SPP, A2DP, AVRCP, FTP, HS/HF and DUN profiles
Working current: less than 150mA
Standby current: <15mA
Temperature range: -40 to +80°C
Wireless transmission range: 10m
Transmission power: class 2 4dBm
Sensitivity: -80dBm at 0.1% BER
Frequency range: 2.4 to 2.480GHz
External interface: PIO, SPI, speaker and microphone
High acoustic fidelity sound audio performance
Audio signal to noise ratio: ≥75dB
Degree of distortion: less than 0.01%