UGREEN Bluetooth Receiver&Transmitter

Mô tả

• Input Port and Specifications:
• Transmission Mode (TX)
• ◆1×3.5mm Audio: Stereo input, analog audio signal up to 1kHz, maximum level 0.5V, for connecting to audio output devices such as computers and TVs;
• ◆1*USB-C Female: Product power interface, specifications: DC5±0.25V, ≥200mA; connected to a charger for power supply;
• Reception Mode (RX)
• ◆1 Bluetooth Input: Bluetooth 5.4, connecting audio output devices such as TVs and smartphones via Bluetooth; ◆1 USB-C Female: Product power interface, specifications: DC5±0.25V, ≥200mA; connected to a charger for power supply;
• Output Ports and Specifications:
• Transmission Mode (TX)
• ◆1 Bluetooth Output: Bluetooth 5.0, connecting headphones, speakers, and other audio output devices via Bluetooth;
• Reception Mode (RX)
• ◆1×3.5mm Audio Male: Stereo output, analog audio signal up to 1kHz, maximum level 1V, for connecting speakers, amplifiers, and other audio output devices. * Instructions: Red and blue dual-color signal indicator
• Product power consumption: Shutdown current < 40UA, operating current < 30mA,
• Bluetooth version 5.4
• Operating frequency: 2.402 GHz – 2.480 GHz
• Bluetooth protocol:
• Reception Mode (TX): A2DP; Reception Mode (RX): A2DP, AVRCP, HFP
• Decoding Method:
• Reception Mode (TX): SBC; Reception Mode (RX): SBC/AAC
• Delay Time:Reception mode (TX): ≤200ms (TYP: 66ms); Reception mode (RX): ≤200ms
• Transmission distance ≥ 10M
• Multi-point connection supports one-to-two functionality
• Power-on/Shut-off Operations:Power-on auto-start / After power-on, press the power button for 3 seconds to shut down (automatically turns off if not paired or connected within 5 minutes)
• Output Power: TX: 0dBFS,1kHZ; RX: 1Vrms@0dB,1kHZ
• Audio Sampling Rate:
• TX: 16-bit/44.1 kHz; RX: 16-bit/44.1/48 kHz
• Response frequency:20-20 kHz
• Signal-to-noise ratio >90 dB
• Total harmonic distortion + noise (THD) <0.1%
• Battery capacity: 140mAh, 3.7V (518mWh)
• Power supply requirements: USB-C interface power supply, specifications: DC 5±0.25V, ≥200mA
• Usage time: TX: ≥8H; RX: ≥5.5H
• Charging time: approximately 1.5 hours
• Driver Installation: Driver-free
• Supported Systems:
• Audio output device with 3.5 audio slots
• RX: Android, Apple phones, various Bluetooth transmitters
• Related Certifications: BQB, SRRC
• Others
• ◆The product does not include power isolation;
• ◆The product supports voice switching, with a default English switch interval of 3-5 seconds; ◆The product includes mandatory pairing and button return functionality, among other features;