UGREEN Bluetooth Audio Receiver/Transmitter

Mô tả

• Shell material: PC+ABS
• Ports and Specifications:
• Transmission Mode (TX)
• 1xUSB-C Female: Used to power products, specifications: DC5±0.25V, >300mA
• 1×3.5mm audio port: stereo input, analog audio signal at 1 kHz, maximum level at 1 Vrms, for connecting to audio output devices such as computers and TVs
• 1x Bluetooth output: Bluetooth 5.4, connecting headphones, speakers, and other audio playback devices via Bluetooth
• Reception Mode (RX)
• 1xUSB-C Female: Used to power products, specifications: DC5±0.25V, >300mA
• 1xMIC Input: Supports Bluetooth connectivity for voice calls between phones, tablets, and other devices. n1x Bluetooth Input: Bluetooth 5.4, connecting computers, phones, and other Bluetooth audio devices via Bluetooth.
• 1×3.5mm audio port: stereo output for connecting speakers, amplifiers, headphones, and other audio playback devices
• Indicator Light Description: Red, Blue, and Green Indicators (Reference Manual for Indicator Light Status)
• Product power consumption: Operating current <20 mA
• Bluetooth version 5.4
• Operating frequency 2400 MHz-2483.5 MHz
• Bluetooth protocols TX: A2DP; RX: A2DP, AVRCP, HSP, HFP
• Decoding Methods: TX:SBC; RX:SBCAAC
• Delay time: TX: ≤100ms; RX: ≤220ms
• Transmission distance up to 10M (unobstructed)
• Multi-point connection supports one-to-two functionality
• Power-on/Shut-off Operation: Power-on/Power-on/Power-off for 3 seconds; Power-off: Press-off for 3 seconds
• Output Power:
• No load: >600 mVrms (TYP: 655 mVrms, input signal is 1 kHz, input amplitude is 0 dBFS)
• Load 16R: Approximately 15.2 mW (with an input signal of 1 kHz and an input amplitude of 0 dBFS)
• Microphone sensitivity: -42 ± 2 dB (0 dB = 1 V/Pa)
• Audio Sampling Rate:
• TX: Audio output: 16-bit 44.1kHz; RX: Audio output: 16-bit 44.1/48kHz; Microphone: 16-bit/8kHz
• Response frequency:20Hz-20kHz
• Signal-to-noise ratio Audio output: ≥90 dB (TYP: 93 dB no-load)
• Total harmonic distortion + noise (THD) ≤ 0.1% (TYP: 0.05% no load)
• Power requirements: USB-C female, DC 5±0.25V, >300mA
• Battery capacity: 300mAh (3.7V 1.11Wh polymer lithium battery)
• Usage time: TX: 16H; RX: 18H
• Charging time: approximately 2 hours
• Operating temperature: 0℃~45℃
• Storage temperature: -20℃ to 60℃
• Driver Installation Driver-Free Usage
• Support system: WindowsmacOSAndroidLinuxIOSHarmony
• Others:
• The product features power isolation.
• The voice announcement for domestic trade is in Chinese, while that for foreign trade is in English; manual switching is not supported.