Sound Exchange USA Boss AD-8

Nominal Input Level-20 dBuInput Impedance20 M ohmsNominal Output Level-20 dBuOutput ImpedanceUNBALANCED OUTPUT/ELECTRIC GUITAR AMP OUTPUT: 1 k ohms
BALANCED OUTPUT: 600 ohms
PHONES: 33 ohmsRecommended Load Impedance10 K ohms or greaterReference PitchA4 = 438 to 445 Hz (1 Hz steps)Tuning Accuracy+/-3 centsDisplay7 segment LEDConnectorsINPUT Jack (1/4″ phone type)
PHONES Jack (Stereo 1/4″ TRS phone type)
ELECTRIC GUITAR AMP OUTPUT Jack (1/4″ phone type)
Unbalanced Output A (mono), B (1/4” phone type)
Balanced Output A, B (XLR type)
AC Adaptor In (PSA Series)Power SupplyDC 9 V; Dry battery (R6/LR6 (AA) type) x 6, AC Adaptor (PSA Series)Current Draw120 mAAccessoryDry battery (R6 (AA) type) x 6OptionAC Adaptor (PSA Series)SIZE AND WEIGHT ( EXCL. AC ADAPTOR )Width250 mm
9-7/8 inchesDepth180 mm
7-1/8 inchesHeight60 mm
2-3/8 inchesWeight1.9 kg
4 lbs. 4 oz.