Audio
	Input Signal Types	Balanced or unbalanced analog line-level
	Output Power, AMP-2100	100 Watts per channel @ 4-8 Ohms
	Output Power, AMP-2100-70	100 Watts per channel @ 70 Volts nominal
	Output Power, AMP-2100-100	100 Watts per channel @ 100 Volts nominal
	Frequency Response, AMP-2100	20 Hz to 20 kHz ±0.5 dB
	Frequency Response, AMP-2100-70/100	200 Hz to 20 kHz ±0.5 dB
	High-Pass Filter (AMP-2100-70/100 only)	-3 dB @ 80 Hz, 12 dB per octave
	THD+N	<0.1% [1]
	S/N Ratio	>100 dBA, 20 Hz to 20 kHz, balanced
	Crosstalk	-75 dB at 1 kHz
	Input Sensitivity	1.23 Vrms, +4 dBu, balanced; 0.316 Vrms, -10 dBV, unbalanced; For full rated output power
	Go To Sleep Time	25 minutes with no signal present
	Wake Time	0.5 second typical
	Wake Threshold	5 to 20 mV typical
	Protection	Clip limiter, over current, under voltage, over temperature, DC offset, extreme high frequency
Connectors
	SPEAKER OUT 1 – 2	(2) 2-pin 7.62 mm reversed gender 20A detachable terminal blocks; Power amplifier outputs; Wire Size: Terminals accept up to 12 AWG (3.31 mm²); Note: Outputs are direct-coupled, not transformer isolated
	AUDIO IN 1 – 2 (unbalanced)	(2) RCA connectors, female; Unbalanced line-level audio inputs; Maximum Input Level: 2.24 Vrms, +7 dBV (+9.2 dBu)
	AUDIO IN 1 – 2 (balanced)	(1) 5-pin 3.5 mm detachable terminal block; Balanced line-level audio inputs; Maximum Input Level: 7.75 Vrms, +20 dBu; Input Impedance: 20k Ohms
	G	(1) 6-32 screw; Chassis ground lug
	100-240V~1A 50/60 Hz	(1) IEC 60320 C14 main power inlet; Mates with removable power cord, included
Controls & Indicators
	PWR	(1) Bi-color green/amber LED, indicates operating power supplied from AC line power, turns green while operating and amber when in standby
	FAULT 1 – 2	(2) Red LEDs; each indicates an over-temperature or over-current fault on the corresponding channel
	SIGNAL 1 – 2	(2) Bi-color green/red LEDs, green indicates input signal presence and red indicates input signal clipping on each corresponding channel
	Input Level 1 – 2	(2) Screwdriver-adjustable rotary controls, each adjusts the input attenuation level for the corresponding channel, tamper-preventive magnetic cover included
Power
	Main Power	1 Amp @ 100-240 Volts AC, 50/60 Hz
	Power Consumption	45 Watts, driven at 1/8th output power; 16 Watts, idle; <0.5 Watt, standby (sleep)
Environmental
	Temperature	41° to 104°F (5° to 40°C)
	Humidity	10% to 90% RH (non-condensing)
Construction
	Chassis	Metal, convection-cooled (fanless), vented front and rear
	Front Panel	Metal, black finish with polycarbonate label overlay
	Mounting	Freestanding, surface-mount, or 1/2-width 1 RU 19-inch rack-mountable; gangable with other Crestron modular AMP series products (adhesive feet, surface mounting kit, ganging kit, and rack mounting kit included)
Dimensions
	Height	1.74 in (45 cm) without feet; 1.82 in (47 mm) with surface kit
	Width	8.65 in (220 mm); 9.75 in (248 mm) with surface kit; 19.00 in (483 mm) with rack kit
	Depth	10.46 in (266 mm)
Weight
	4.2 lb (1.9 kg) without mounting kits; 4.5 lb (2.0 kg) maximum with surface or rack kit
Compliance
	ENERGY STAR, ErP (1275/2008/EC), UL 60065, FCC Class A commercial use