Anchor AN-1000X Two-way powered speakers - LOT OF THREE -

Two have all knobs, one is missing a knob.  These will ship tested and working.  Specs from a more recent cosmetic model, may have changed, not the current plus model.  

Specifications 11 General Rated power output:50 watts continuous 90 watts dynamic Max SPL @ rated power:103 dB @ 1 meter Frequency response:65 Hz – 20 kHz ±3dB Speaker type:4.5 inch woofer with shielded magnet. 10mm dome tweeter, ferro-fluid cooled Tone controls:(bass)+8/-12 dB @ 100 Hz (treble)+10/-12 dB @ 10 kHz Inputs Balanced input:female XLR, switchable phantom power 15 volts DC @ 6.8 kΩ Mic-level setting:Lo-Z Line-level setting:Bridging (10 kΩ) Line input:Hi-Z, unbalanced, 1⁄4"-phone and RCA Sensitivity for rated output: Balanced; mic-level setting:-56 dBv (1.5 mVrms) Balanced; line-level setting:-18 dBv (125 mVrms) Line:-18 dBv (125 mVrms) Outputs Line output (post fader):Lo-Z, buffered, RCA Speaker output:8Ω, unswitched, 1/4"-phone ACPower requirements110 - 125 VAC, 50/60 Hz 208 - 240 V~, 50/60 Hz (90 watts max) Dimensions (HWD):51⁄4x 83⁄8x 9", 3.3 x 21 x 23 cm Weight:9.5 pounds, 4.3 Kg. Specifications subject to change without notice.