The Razor Electronic Slim Shooter Folding Muff features two omni-directional microphones with full dynamic range HD speakers for clear balanced sound. The sleek muffs also have an audio input jack, recessed volume control knobs, sound dampening composite housing, and AAA (2) batteries included. This model has a black finish. ATTN: BRAZIL CUSTOMERS Brazil's national postal service, Correios, has announced that, as of January 1st, 2020, all international parcels that arrive in Brazil must include the customer's CPF – the Brazilian individual taxpayer's registry identification – or any other valid document, such as the CNPJ (company fiscal number) or passport. WITHOUT THE CPF WE WILL NOT SHIP THE ITEM ATTN: BRAZIL CUSTOMERS Brazil's national postal service, Correios, has announced that, as of January 1st, 2020, all international parcels that arrive in Brazil must include the customer's CPF – the Brazilian individual taxpayer's registry identification – or any other valid document, such as the CNPJ (company fiscal number) or passport.