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Receiver/Transmitter
Specifications
Model
Bluetooth Version
Frequency Band
Max. RF Output Power
Transmission Distance
Bluetooth Profile
Codecs
Frequency Response
Output Level (Receiving)
Input Level (Transmitting)
SNR
THD+N
Mic Sensitivity
Audio Port
Charging Port
Battery Type
Battery Capacity
Limited Charging Voltage
Charging Time
Operating Time
The data are measured by UGREEN lab but may vary based on specific circumstances.
Package Contents
1×Bluetooth Audio Receiver/Transmitter
1×USB-A to USB-C Cable
1× 3.5mm Audio Cable
1× 3.5mm to RCA Audio Cable
1× 3.5mm Audio Adapter
1 × User Manual
1 × Quick Start Guide
Bluetooth Audio
Model: CM667 I P/N: 35223
User Manual
CM667
5.2
2400MHz-2483.5MHz
4 dBm (conducted)
10m/33ft (no blocking)
A2DP/AVRCP/HSP/HFP
RX: SBC/AAC
TX: SBC
20Hz-20kHz
≤630mV rms RL=100kΩ
≤0.75Vrms
≥92dB A-wt.
≤0.1%
-40±3dB (0dB=1V/Pa)
3.5mm audio
USB-C
Polymer Lithium-Ion Battery
300mAh 3.7V (1.11Wh)
5.25V
About 2 hours
TX: About 27 hours
RX: About 22 hours
-1-
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Summary of Contents for UGREEN CM667
- Page 1 About 2 hours TX: About 27 hours Operating Time RX: About 22 hours The data are measured by UGREEN lab but may vary based on specific circumstances. Package Contents 1×Bluetooth Audio Receiver/Transmitter 1×USB-A to USB-C Cable 1× 3.5mm Audio Cable 1×...
- Page 2 Product Overview Single-click: Volume Up (16-level Adjustable) Press and Hold for 1s: Previous Track Single-click: Volume Down (Including Mute) Press and Hold for 1s: Next Track Indicator Slide Switch Transmitter Mode Receiver Mode Button Single-click: Reconnect, · Play/Pause Music, Answer/End A Call Double-click: Force Pairing ·...
- Page 3 ① Complete the pairing with the 1st phone. Double-click the button, then the indicator will flash red and blue alternately when it enters pairing mode. ② Connect to "UGREEN-CM667" in your 2nd phone's Bluetooth list. The blue indicator will be on for 3s and the phone will show "connected" when pairing is successful.
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