XBOX 2.4G Wireless Joypad Compatible With X-BOX Universal 2.4 G hz High Frequency, No Angle Limit One Transmitter & One Receiver Could Be Extended To 20 Users ! Provides Turbo/Slow/Mapping/Programming Function Support Digital / Analog Mode Four Channels For Selection By Dip Switch Vibration Motor On/Off Switch Use 3 PCS AAA Batteries , more than 18 Hours Playing Time ! 17 Buttons , 2 Analog Sticks / 2 Led Indicator Packing: Blister Card Q'TY: 20 PCS/CTN N.W: 11 KGS G.W: 12 KGS MEAS.: 55*35*55.2 cm