LiNKFOR UHF Wireless Handheld Microphone with Rechargeable Receiver Noise

Please noted that the unit only contains wireless microphone system, you need extra equipment to output the sound.     Working range: 165~260FT (Open Area) This Cordless Microphone can Reach up to 165ft Effective Distance in Obstaclable Environment and 260ft in an Open Environment. NO SOUND DELAY Rechargeable Receiver Built-in Rechargeable High-capacity Battery, Receiver Can Use for 6H after Fully 3H-Charged. Specification Comprehensive features Frequency band: U band Modulation mode: FM adjustable frequency Max frequency offset: ±45KHz Frequency response: 50Hz-18KHz S/N Ratio: 96dB Distortion(1KHz): <0.3%B Working temperature: -10° C~55° C Package Contents: 1 x Receiver 1 x Wireless Microphone 2 x “AA” size battery 1 x Rechargeable battery 1 x 6.35 to 3.5mm Adapter 1 x User Manual 1 x Microphone Sponge 1 x Microphone Anti-Rolling Ring