ขาย Tsm Takstar WPM-200 UHF Wireless Monitor System 50m Transmission Distance In-Ear ราคาที่ดีที่สุด

Takstar WPM-200 UHF Wireless Monitor System 50m Transmission Distance In-Ear Stereo Headphones Headset Transmitter Receiver LCD 6 Selectable Channels Features: Wireless receiver for Takstar WPM-200 wireless system, 50 meters effective range. UHF frequency band, 6 selectable channels to match your need better. Low power consumption design for long time usage. With a backside clip for fixing it onto the top of trousers. Comes with a earphone for convenient usage.    Specifications: Operating current: 50mA±20mA S/N Ratio: 50dB Sensitivity: S/N 12dB 3uV Frequency response: 30Hz-18kHz Stereo separation: 50dB Power Supply: 2 * 1.5V AA Batteries (not included) Item Size: 11 * 6.5 * 2cm / 4.3 * 2.6 * 0.8in Item Weight: 87g / 3.1oz (excluding batteries) Package Size: 12.5 * 10 * 3cm/ 4.9 * 3.9 * 1.2in Package Weight: 133g / 4.7oz Note: Batteries are not included. Package List: 1 * Receiver 1 * Earphone