Microfone de karaokê sem fio Bluetooth portátil UHF Micro Echo Treble Bass Ajuste de canal Microfones domésticos com receptor

Microphone handheld Antenna Program: Built-in Transmission power: 10MW Spurious suppression: -60dB Power supply: Two AA batteries(1.5V) Core Direction: Heart-shaped Pickup: Dynamic Microphone size: 25cm Microphone working flow: 100mA Use distance:20-40 meters (understandard conditions) Operating temperature range: -30°C-+60°C Frequency stability: within ±0.005% Maximum frequency deviation: ±45KHz Battery application time: 2-8 hours (standarduniversal battery) Operating frequency range: UHF600-699MHz Microphone handheld/Fanny pack collar clip :(optional) Operating frequency range: UHF500-599mhz Antenna program: built - inTransmission power: 10MW Stray suppression: -60db Mi core directivity: heart type direction Pickup: moving coil Microphone size: 25CM Power supply: built-in battery Microphone operating current: 100mA Use distance: 2-60m (under standard conditions) Operating temperature range: - 30 °C - + 60 °C Frequency stability: within + / - 0.005% Maximum frequency deviation: + / - 45KHz Battery life: 8 hours Charging time: 3-4 hours Charging mode: USB charging 5V