AZ09 Pro Upgrade: Qualcomm Qcc3040, Bluetooth Version 5.2AZ09 PRO is compatible with common 0.75/0.78mm earphones pins on the market. The independent power amplifier chip easily matched with multi-unit balanced armature...
For Standard Shipping, it takes about 1-2 weeks for items to be delivered after shipping out. For some countries, it might take up to 2-3 months, depending on your country and its customs. The duration for transit is something beyond our control. kzheadphones.com will not be making refunds for such cases. Please consider an upgrade to DHL Express or keep the waiting time in mind.
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