µResponse. 4-8 Channel EMG, EEG, EOG and ECG transmitter module with radio triggering and bluetooth connection to the receiver unit. µResponse features uResponse with receiver unit • 4 channels (expendable up to 8 channels) • Weight 160 grams • Dimensions 140mm x 63mm x 30mm (Height x Width x Depth) • Online measurement time with Bluetooth & RF triggers up to 12 hours • Re-chargeable 6.5Wh, 1.75Ah Integrated Li-Po battery • Re-charging time 4 hours for empty battery • Data transmission via Bluetooth 2.1 compliant radio, range up to 100 meters • Fast & fixed delay using wireless trigger radio on 2.4Ghz ISM band • 24bit A/D Conversion • Sampling rate up to 16kHz • System sensitivity up to 0,1?V • System noise ca. 1 ?V rms • Signal range up to +/- 2500mV (peak-to-peak) • Signal band up to 8000Hz • Signal gain selectable between 1 and 24. • Active measurement lead ON/OFF detection via lead impedance measurement • Simple to use lead ON/OFF warning system via buzzer and Green/Red LED • CMRR up to -110dB • Integrated 3D accelerometer sensor up to +/- 16g. • Simple ready-to-use package with recharger and communication cradle • Software API available • Full compliance with MDD 93/42/EEC, EN/IEC60601-1, EN/IEC60601-1-2 and EN/IEC60601-2-40