Frequency Band: 2.4G with intelligent frequency hopping for strong anti-interference.Audio Technology: HyFis codec, AI neural network noise reduction.Performance: Ultra-low latency, low power consumption, lossless high-fidelity, long-distance transmission.Audio Quality: 720-degree panoramic sound, 24K full-duplex stereo, micro-fountain code channel transmission.Power Supply: Equipped with leading phantom power supply technology, supports external ADC, includes phone amplifier/headphone amplifier, and integrated power management.Model: H58Audio: 192K/24bit, MonoRange: >50mLatency: ≤5msAudio Signal-to-Noise Ratio: 103dBTHD+N: ≤-80dBDynamic Range: 100dBFrequency Response Range: 20Hz~20KHzOperating Time: ≥8hCharging Time: ≤2.5hBuilt-in Battery: 3.7V/400mAh (Polymer Lithium Battery)Charging Input: 5V/500mAColor: BlackMaterial: plasticPackage Contents:1*Transmitter+1*ReceiverOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.