Chiaya Focus Pro Portable PA Mic Kit a High efficiency Class D amplifier produces MAX. 70W audio output (MAX. 140W with external speaker). All-in-one! Easy to operate in both indoors and outdoors. The portable amp system eliminates all cables so you can take it anywhere! 70W speaker system 6 1/2" full range driver. 1 x 6.35mm Mic and 1 x 6.35 mm Line input. Up to 2 diversity receiver modules with 100 frequencies. (order separately CH-SDR8200M). 6.35 mm auxiliary out. 6.35 mm Speaker out for an external 4 ohm passive speaker. Voice priority function automatically ducks music during speech (switchable). 2-band EQ for Mic. 3-band EQ for music. Tripod stand mountable with ST40. 2 power modes: Internal Rechargeable battery & DC jack. Up to to 20 hours operating time per charge with Li-Ion batteries. Ships with DPRB600M Dig rec/player with USB and Bluetooth. Includes SB21 carry bag