product presentation1. Mini type stereophonic non source sound mixture is one type stereophonic 8 ways non source sound mixing box2. Use to expand the equipment interface to realize the tone tuning, sound mixture musical instrument, CD player, tape player, computer, mobile phone and PAD, etc.3. Neednt additionally connect power supply, 8 sets stereophonic input with independent volume adjustment switch. Output 2 sets select shift switch.4. Sound mixture output able to connect tone tuning table, prepose amplifier, power amplifier and source loudspeaker box, etc.5. Simple installation: input and output, able to be used once inserted, convenient to install, input and output signal no consumption, then can enjoy different hearing experienceProduct ParameterMaterial: metalColor: blackInterface: RCA interfacePower supply: neednt additionally connect power supply, able to be used once inserted8 sets stereophonic input with independent volume adjustment2 sets stereophonic select output with switch shift output (select 1 in 2 to output)Input impedance: 10K - 47KOutput impedance: 2.5K - 10KOutput gain: -12dB (connect power amplifier\prepose amplifier\tone tuning table\source loudspeaker after sound mixedSingle product net weight: 0.42kgWeight with package: 0.52 kgProduct size: length 172mmwidth 68mmheight 38mmPacked size: length 215mmwidth 155mmheight 67mm