Hisonic VHF dual-Channel Wireless System provides you with proven performance and durability in a variety of settings, from churches to nightclubs to gymnasiums, from concert halls to broadcast booths and stadiums. The newly released HS8289 is a sister product of widely praised Hisonic HS8286 rechargeable microphone system, each HS8289 Series VHF wireless microphone system includes one VHF receiver and two handheld transmitters . This system has one mixed output with standard 1/4" jack. This system comes with a separate charger for charging the microphones, so you will never run out of the batteries in the middle of your show or party. The HS8289 is designed an half-size for a standard 19" rack, so you can install two systems side by side to fit a rack and you can use up to 4 microphones at the same time provided that they are at different frequencies. Package includes: VHF Dual Channel Receiver: 1, VHF Handheld Transmitter: 2, 1/4" - 1/4" Cable": 1, AC/DC adaptor (Receiver): 1, Microphone Charger: 1, AC/DC adaptor (Charger): 1, AA NiMH 900 mAH rechargeable battery: 4, Rack Mounting kit: 1, User manual: 1.