| Avaya | Telephone Models | Interface Cable |
| 1400 Series | 1408, 1416 | Axtel SM-22 (Position 7) |
| 1600 Series | 1608, 1608-I, 1616, 1616-I | Axtel AXC-HISHD |
| 2400 Series | 2410, 2420 | Axtel AXC-01 |
| 4600 Series | 4610SW, 4620, 4620SW, 4621SW | Axtel AXC-01 |
| 5400 Series | 5410, 5420 | Axtel SM-22 (Position 7) |
| 5600 Series | 5610SW, 5620SW, 5621SW | Axtel AXC-01 |
| 9600 Series | 9608, 9608G, 9611G, 9621G, 9630, 9630G, 9640, 9640G, 9641G, | Axtel AXC-HISHD |
| 9641GS, 9650, 9650C, 9670G | ||
| J100 Series | J139, J159, J169, J179 | Axtel SM-22 (Position 7) |
| Axtel | Telephone Models | Interface Cable |
| AX Series | AX-300G, AX-400G, AX-500W | Axtel AXC-01 |
| Cisco | Telephone Models | Interface Cable |
| SPA500 Series | SPA502G, SPA504G, SPA508G, SPA509G, SPA512G, SPA514G | Axtel AXC-25 |
| SPA525G, SPA525G2 | ||
| 6900 Series | 6921, 6941, 6945, 6961 | Axtel AXC-04 |
| 7800 Series | 7821, 7841, 7861 | Axtel AXC-04 |
| 7900 Series | 7940G, 7941G, 7941G-GE, 7942G, 7945G, 7960G, 7961G, 7961G-GE | Axtel AXC-04 |
| 7962G, 7965G, 7970G, 7971G-GE, 7975G | ||
| 8800 Series | 8811, 8841, 8845, 8851, 8861, 8865 | Axtel AXC-04 |
| 8900 Series | 8945, 8961 | Axtel AXC-04 |
| 9900 Series | 9951, 9971 | Axtel AXC-04 |
| Digium | Telephone Models | Interface Cable |
| D4X and D5X Series | D40, D45, D50, D70 | Axtel AXC-01 |
| D6X Series | D60, D62, D65, D80 | Axtel AXC-01 |
| Grandstream | Telephone Models | Interface Cable |
| GXP1600 Series | GXP1610, GXP1615, GXP1620, GXP1625, GXP1628, GXP1630 | Axtel AXC-02 |
| GXP1700 Series | GXP1760, GXP1760W, GXP1780, GXP1782 | Axtel AXC-02 |
| GXP2100 Series | GXP2130 V2, GXP2135, GXP2140, GXP2160, GXP2170 | Axtel AXC-02 |
| GRP2600 Series | GRP2612, GRP2612P, GRP2612W, GRP2613, GRP2614 | Axtel AXC-02 |
| GRP2615, GRP2616 | Axtel AXC-02 | |
| GXP3000 Series | GXV3240, GXV3350, GXV3370, GXV3380 | Axtel AXC-01 |
| Mitel | Telephone Models | Interface Cable |
| Superset 4000 Series | 4015, 4025, 4150 | Axtel SM-22 (Position 7) |
| 400 Series | 420, 420G, 480, 480G, 485G | Axtel SM-22 (Position 7) |
| 5200 Series | 5212, 5220, 5224 | Axtel SM-22 (Position 7) |
| 5300 Series | 5312, 5320, 5320E, 5324, 5330, 5330E, 5340, 5340E, 5360 | Axtel SM-22 (Position 7) |
| 6800 Series | 6865, 6867, 6869 | Axtel AXC-01 |
| 6900 Series | 6910, 6920, 6930, 6940 | Axtel AXC-0145 |
| 8500 Series | 8528, 8568 | Axtel SM-22 (Position 7) |
| NEC | Telephone Models | Interface Cable |
| DTL Series | DTL-12D, DTL-24D | Axtel AXC-01 |
| DTK Series | DTK-12D, DTK-24D | Axtel SM-22 (Position 7) |
| DTZ Series | DTZ-12D, DTZ-24D | Axtel SM-22 (Position 7) |
| ITL Series | ITL-12D, ITL-24D | Axtel AXC-01 |
| ITK Series | ITK-12D, ITK-24CG | Axtel SM-22 (Position 7) |
| ITZ Series | ITZ-12D, ITZ-24D | Axtel SM-22 (Position 7) |
| Panasonic | Telephone Models | Interface Cable |
| DT300 Series | KX-DT321, KX-DT333, KX-DT343, KX-DT346 | Axtel AXC-25 |
| DT500 Series | KX-DT521, KX-DT543, KX-DT546 | Axtel AXC-25 |
| NT300 Series | KX-NT321, KX-NT343, KX-NT343, KX-NT343, KX-NT346, KX-NT366 | Axtel AXC-25 |
| NT500 Series | KX-NT543, KX-NT546, KX-NT551, KX-NT553, KX-NT556, KX-NT560 | Axtel AXC-25 |
| NT600 Series | KX-DT630, KX-NT680 | Axtel AXC-25 |
| Polycom | Telephone Models | Interface Cable |
| SoundPoint IP Series | IP 320, IP 321, IP 330, IP 331 | Axtel AXC-25 |
| SoundPoint IP Series | IP 335, IP 450, IP 550, IP 560, IP 650, IP 670 | Axtel AXC-01 |
| VVX Series | VVX 101, VVX 150, VVX 201, VVX 250, VVX 300, VVX 301, VVX 310 | Axtel AXC-01 |
| VVX 311, VVX 350, VVX 400, VVX 401, VVX 410, VVX 411, VVX 450 | ||
| VVX 500, VVX 501, VVX 600, VVX 601 | ||
| Shoretel | Telephone Models | Interface Cable |
| 200/500/600 Series | 212K, 230, 230G, 265, 530, 560, 560G, 565G, 655 | Axtel SM-22 (Position 7) |
| 400 Series | 420, 420G, 480, 480G, 485G | Axtel SM-22 (Position 7) |
| Yealink | Telephone Models | Interface Cable |
| T2 Series | T21P E2, T23P, T23G, T27P, T27G, T29G | Axtel AXC-03 |
| T4 Series | T40P, T40G, T41P, T41S, T42G, T42S, T46G, T46S, T48G, T48S | Axtel AXC-03 |
| T5 Series | T52S, T53, T53W, T54S, T54W, T56A, T57W, T58A, T58V | Axtel AXC-03 |
