
The Crown XLC 21300, the newest, most powerful model in Crown’s XLC Series of high-output, competitively-priced professional cinema amplifiers, delivers clean, reliable power in a versatile package.

| Channels | 2 |
| Output Power (@ 1 kHz) | 8Ω: 1000 watts x 2, 4Ω: 1300 watts x 2, 8Ω Bridged: 2,700 watts x 1 |
| Frequency Response (@ 1W, 20 Hz–20 kHz) | +0 / -1 dB |
| Signal to Noise Ratio (Ref. Rated Power, 8Ω, 1 kHz) | >100 dB |
| THD | <0.5%, 20 Hz–20 kHz |
| Damping Factor (8Ω, 10 Hz–400 Hz) | >200 |
| Intermodulation Distortion | <0.35% (60 Hz and 7 kHz at 4:1 from full rated output to -30 dB) |
| Crosstalk Separation | >75 dB (below rated 8 ohms power at 1 kHz); >59 dB (below rated 8 ohms power at 20 kHz) |
| Input Impedance (Nominal) | 20kΩ balanced, 10kΩ unbalanced |
| Voltage Gain | 36 dB |
| Load Impedance | 4–8Ω per channel in stereo, 8Ω bridged |
| Input Connectors | 1 x 6-pin Phoenix female, 1x HD-15 female |
| Output Connectors | 4-pin barrier strip |
| Input Modes | Dual, input Y |
| Output Modes | Stereo, bridged mono |
| Input Sensitivity (Full Rated Power @ 4Ω) | 1.4V |
| LED Indicators | Power, signal, clip, bridged output and fault (Power LED = standby, normal operation and default) |
| AC Line Voltage and Frequency (±10%) | 120 VAC, ~60 Hz; 220 VAC, ~50/60 Hz; 230–240 VAC, ~50 Hz |
| Unit Dimensions (D x W x H) | 366 x 482.6 x 88.9 mm (14.4 x 19 x 3.5 in) |
| Net Weight | 17.9 kg (39.46 lb) |